Gauteng includes the cities of Johannesburg, Ekurhuleni, and Tshwane, and the district municipalities of the West Rand and Sedibeng. Once a mining and industrial centre, Gauteng is now South Africa’s commercial and financial capital, generating close to 34% of the nation’s GDP.

According to the South African Census, Gauteng was home to 12,2 million people in 2011. 2022 estimates indicate population growth to 16.1 million people.